Read article: How hot can you make a solid before it melts? States of matter Research update How hot can you make a solid before it melts? Superheated gold stays solid at temperatures far beyond the predicted "entropy catastrophe"
Read article: Space ice reveals its secrets States of matter Research update Space ice reveals its secrets Simulations and experiments indicate that the low-density amorphous ice found on comets and icy moons is not, in fact, entirely amorphous
Read article: Liquid carbon reveals its secrets States of matter Research update Liquid carbon reveals its secrets Researchers characterize the structure of liquid carbon for the first time, thanks to experiments at the European XFEL
Read article: Supercritical water reveals its secrets States of matter Research update Supercritical water reveals its secrets New terahertz spectroscopy study puts to rest a long-standing controversy
Read article: Strange metals get their strangeness from quantum entanglement States of matter Research update Strange metals get their strangeness from quantum entanglement Physicists use the concept of quantum Fisher information to explain poor electrical conductivity in these unusual materials
Read article: Superfluid phase spotted in molecular hydrogen for the first time States of matter Research update Superfluid phase spotted in molecular hydrogen for the first time New finding confirms a prediction made more than half a century ago
Read article: A breezy tour of what gaseous materials do for us History Opinion and reviews A breezy tour of what gaseous materials do for us Margaret Harris reviews It’s a Gas: the Magnificent and Elusive Elements that Expand Our World by Mark Miodownik
Read article: Physicists take the temperature of second sound Ultracold matter Research update Physicists take the temperature of second sound Results could have applications for studies of high-temperature superconductors and neutron stars
Read article: Physicists observe false vacuum decay in a ferromagnetic superfluid Ultracold matter Research update Physicists observe false vacuum decay in a ferromagnetic superfluid First experimental evidence of true vacuum “bubbles” could have implications for cosmology as well as condensed-matter physics
Read article: Spin supersolid appears in a quantum antiferromagnet Magnetism and spin Research update Spin supersolid appears in a quantum antiferromagnet New state of matter also shows a giant magnetocaloric effect